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PartsTable / COMPONENT / 368035R1
368035R1 ✓ Verified by PartsTable
— · NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

The WASHER,CONCAVE is a the manufacturer industrial component. Key specifications include material: IRON OVERALL, hole_diameter: 0.250 INCHES NOMINAL IN, recess_diameter: 0.410 INCHES NOMINAL IN, outside_diameter: 0.575 INCHES MINIMUM AND 0.580 INCHES MAXIMUM IN, style_designator: CONCAVE, material_thickness: 0.090 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-787-6466, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
368035R1
NSN: 5310-00-787-6466
FSC: 5310
CAGE: 31007 — NAVISTAR INTERNATIONAL CORPORATION DBA NAVISTAR (USA)
SPECIFICATIONS
materialIRON OVERALL
hole_diameter0.250 INCHES NOMINAL IN
recess_diameter0.410 INCHES NOMINAL IN
outside_diameter0.575 INCHES MINIMUM AND 0.580 INCHES MAXIMUM IN
style_designatorCONCAVE
material_thickness0.090 INCHES NOMINAL IN
material_document_and_classificationAS-3 FSCM 84760 MFR REF SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-787-6466
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 368035R1 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
MATERIAL: IRON OVERALL
•
STYLE DESIGNATOR: CONCAVE
•
MATERIAL DOCUMENT AND CLASSIFICATION: AS-3 FSCM 84760 MFR REF SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL THICKNESS: 0.090 INCHES NOMINAL IN
•
RECESS DIAMETER: 0.410 INCHES NOMINAL IN
•
HOLE DIAMETER: 0.250 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 0.575 INCHES MINIMUM AND 0.580 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALIRON OVERALL
STYLE DESIGNATORCONCAVE
MATERIAL DOCUMENT AND CLASSIFICATIONAS-3 FSCM 84760 MFR REF SINGLE MATERIAL RESPONSE OVERALL
MATERIAL THICKNESS0.090 INCHES NOMINAL IN
RECESS DIAMETER0.410 INCHES NOMINAL IN
HOLE DIAMETER0.250 INCHES NOMINAL IN
OUTSIDE DIAMETER0.575 INCHES MINIMUM AND 0.580 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
40007Interchangeable
interchangeable cross-reference
interchangeable
1565-9902Interchangeable
interchangeable cross-reference
interchangeable
12622Interchangeable
interchangeable cross-reference
interchangeable
SAE-127Interchangeable
interchangeable cross-reference
interchangeable
10071Interchangeable
interchangeable cross-reference
interchangeable
G5162-459Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 368035R1?
368035R1 is a WASHER,CONCAVE.
What parts can replace 368035R1?
There are 21 known substitutes for 368035R1: 40007, 1565-9902, 12622 and 18 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 368035R1?
368035R1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-787-6466. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026